<template>
  <div>
    <div class="card" style="margin-bottom: 5px">
      <!--      加上clearable这个属性可以快速清除也就是那个叉叉顺便刷新一下 v-model="data.name" 将输入的文字显示到输入框内-->
      <el-input clearable @clear="load" style="width: 240px;margin-right: 5px;" v-model="data.userName" placeholder="请输入借阅人查询" :prefix-icon="Search"></el-input>

      <el-button type="primary" @click="load">查 询</el-button>
      <el-button @click="reset">重 置</el-button>
    </div>


    <div class="card" style="margin-bottom: 5px">
      <el-table :data="data.tableData" style="width: 100%" :header-cell-style="{fontWeight: 'bold',color: '#333',backgroundColor: '#c902f6'}">

        <el-table-column prop="bookImg" label="图书封面">
          <template #default="scope">
            <el-image v-if="scope.row.bookImg" :preview-src-list="[scope.row.bookImg]"
                      :src="scope.row.bookImg" :preview-teleported="true"
                      style="width: 40px; height: 40px;border-radius: 5px;display: block;" />
          </template>
        </el-table-column>
        <el-table-column prop="bookName" label="图书名字"/>
        <el-table-column prop="bookAuthor" label="作者" />
        <el-table-column prop="userName" label="借阅人" />
        <el-table-column prop="time" label="借阅时间" />
        <el-table-column prop="status" label="审核状态">
          <template v-slot="scope">
            <el-tag type="warning" v-if="scope.row.status === '待审核'">{{scope.row.status}}</el-tag>
            <el-tag type="success" v-if="scope.row.status === '审核通过'">{{scope.row.status}}</el-tag>
            <el-tag type="danger" v-if="scope.row.status === '审核拒绝'">{{scope.row.status}}</el-tag>
          </template>
        </el-table-column>
        <el-table-column prop="reason" label="审核说明" />
        <el-table-column label="操作" width="200" v-if="data.user.role === 'ADMIN'">
          <template #default="scope">
            <el-button :disabled="scope.row.status !== '待审核'" type="primary" @click="handleEdit(scope.row)">审核</el-button>
<!--            <el-button type="danger" icon="Delete" circle @click="del(scope.row.id)"></el-button>-->
          </template>
        </el-table-column>
      </el-table>
    </div>

    <div class="card">
      <el-pagination
          v-model:current-page="data.pageNum"
          v-model:page-size="data.pageSize"
          :page-size="data.pageSize"
          layout="total,sizes, prev, pager, next,jumper"
          :page-sizes="[5,10,20]"
          :total="data.total"
          @current-change="load"
          @size-change="load"

      />
    </div>


    <el-dialog v-model="data.formVisible" title="审核信息" width="40%" destroy-on-close>
      <el-form ref="formRef" :model="data.form" label-width="80px" style="padding: 20px 30px 10px 0">

        <el-form-item prop="status" label="审核状态" v-if="data.user.role === 'ADMIN'">
          <el-radio-group v-model="data.form.status">
            <el-radio-button label="待审核" value="待审核" />
            <el-radio-button label="审核通过" value="审核通过" />
            <el-radio-button label="审核拒绝" value="审核拒绝" />
          </el-radio-group>
        </el-form-item>

        <el-form-item prop="reason" label="审核说明" v-if="data.user.role === 'ADMIN' && data.form.status === '审核拒绝'">
          <el-input v-model="data.form.reason" autocomplete="off" placeholder="请输入拒绝说明"/>
        </el-form-item>

      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button @click="data.formVisible = false">Cancel</el-button>
          <el-button type="primary" @click="save()">
            Confirm
          </el-button>
        </div>
      </template>
    </el-dialog>




  </div>
</template>
<script setup>

import {Search} from "@element-plus/icons-vue";
import {reactive,ref} from "vue";
import request from "@/utils/request.js";
import {ElMessage, ElMessageBox} from "element-plus";


const formRef = ref()
const data = reactive({
  user: JSON.parse(localStorage.getItem('code2025_user') || "{}"),
  userName: null,
  pageNum: 1,
  pageSize: 5,
  total: 0,
  tableData: [],
  form: {},
  formVisible: false,
})

const load = () => {
  request.get('/record/selectPage',{
    params: {
      pageNum: data.pageNum,
      pageSize: data.pageSize,
      userName: data.userName
    }
  }).then(res=>{
    if(res.code === '200'){
      data.tableData = res.data?.list
      data.total = res.data?.total
    }else{
      ElMessage.error(res.msg)
    }
  })
}
load()

const handleEdit = (row) => {
  data.form = JSON.parse(JSON.stringify(row))
  data.formVisible = true
}

const handleAdd = () => {
  data.form = {}
  data.formVisible = true
}

const add = () => {
  request.post('/record/add',data.form).then(res => {
    if(res.code==='200'){
      ElMessage.success("新增成功")
      data.formVisible = false
      load()
    }else{
      ElMessage.error(res.msg)
    }
  })
}

const save = () => {
  formRef.value.validate(valid => {
    if(valid) {
     update()
    }else{
      ElMessage.error(res.msg)
    }
  })
}

const update = () => {
  request.put('/record/update',data.form).then(res => {
    if(res.code === '200'){
      ElMessage.success('更新成功')
      data.formVisible = false
      load()
    }else{
      ElMessage.error(res.msg)
    }
  })
}


const del = (id)=>{
  ElMessageBox.confirm('删除后无法恢复,您确认删除吗?','删除确认',{ type:"warning" }).then(res => {
    request.delete('/record/delete/'+id).then(res=>{
      if(res.code === '200'){
        ElMessage.success('删除成功')
        load()
      }else{
        ElMessage.error(res.msg);
      }
    })
  }).catch(err=>{

  })
}

const reset = () =>{
  data.userName = null;
  load()
}

</script>